News tagged with female birds
Mothers give interloper's offspring a head start in life
May 14, 2009 |
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A new study has revealed that mother birds can provide an early advantage to the chicks that they have sired with their non-social partner (known as extra-pair offspring).
Study fuels debate about why female birds seek extra mates
Apr 30, 2009 |
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When female birds mate with males other than their social partners and have broods of mixed paternity, the offspring sired by these "extra-pair" fathers may often get a head start in life, according to a new report published ...
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Female mammals follow their noses to the right mates
Mar 17, 2009 |
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Female birds often choose their mates based on fancy feathers. Female mammals, on the other hand, may be more likely to follow their noses to the right mate. That's one conclusion of Cambridge zoologist Tim Clutton-Brock ...
New eagle crowding nesting eagle pair
Biology /
Feb 18, 2008 |
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A pair of bald eagles nesting in Virginia's Norfolk Botanical Garden are used to being visited by people, but now must deal with an interloping female eagle.
Sons or daughters? Female finches use head colour to decide
Mar 19, 2009 |
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(PhysOrg.com) -- Researchers studying the behaviour of the stunningly coloured Gouldian finch have made an exciting discovery - females of the species deliberately overproduce sons when breeding with a male ...
Rescuing male turkey chicks
Nov 23, 2009 |
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A novel approach to classify the gender of six-week-old turkey poults could save millions of male chicks from being killed shortly after birth, according to Dr. Gerald Steiner from the Dresden University of Technology in ...
Feed the birds: Winter feeding makes for better breeding
Biology /
Feb 06, 2008 |
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Keep feeding the birds over winter: that’s the message from research by the University of Exeter and Queen’s University Belfast, published today (6 February 2008) in the Royal Society journal Biology Letters. The study shows ...
Birds' harmonious duets can be 'aggressive audio warfare,' study finds
Biology /
Sep 04, 2008 |
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Researchers reporting in the September 4th Current Biology, a Cell Press publication, have new insight into the motivating factors that drive breeding pairs of some tropical bird species to sing duets. Those duets can be ...
Scientists find a common link of bird flocks, breast milk and trust
Aug 13, 2009 |
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What do flocks of birds have in common with trust, monogamy, and even breast milk? According to a new report in the journal Science, they are regulated by virtually identical neurochemicals in the brain, known ...
'Early birds' adapt to climate change
Biology /
May 09, 2008 |
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Individual birds can adjust their behaviour to take climate change in their stride, according to a study by scientists from the University of Oxford.
Seabird's ocean lifestyle revealed
Biology /
Jan 21, 2009 |
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(PhysOrg.com) -- An important British seabird has been tracked for the first time using miniature positioning loggers. The results are giving a team led by Oxford University zoologists information that could ...
Birds 'See' Earth's Magnetic Field
Nov 16, 2009 |
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When birds migrate over long distances -- sometimes thousands of miles -- they usually end up in exactly the same place year after year. Such accurate feats of navigation, accomplished by millions of birds ...
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